}

//go:linkname runtime_arena_newArena
func runtime_arena_newArena() unsafe.Pointer

//go:linkname runtime_arena_arena_New
func runtime_arena_arena_New(arena unsafe.Pointer, typ any) any

// Mark as noescape to avoid escaping the slice header.
//
//go:noescape
//go:linkname runtime_arena_arena_Slice
func runtime_arena_arena_Slice(arena unsafe.Pointer, slice any, cap int)

//go:linkname runtime_arena_arena_Free

The [SliceAt(typ Type, p unsafe.Pointer, len int)] function
returns a Value representing a slice whose underlying array starts

		}

		BackTrace[i] = (PVOID)(ControlPc);
	}
	return i;
#else
	return 0;
#endif
}
*/
import "C"

import (
	"internal/testenv"
	"reflect"
	"runtime"
	"strings"
	"testing"
	"unsafe"
)

// Test that the stack can be unwound through a call out and call back
// into Go.
func testCallbackCallersSEH(t *testing.T) {
	testenv.SkipIfOptimizationOff(t) // This test requires inlining.

// Copyright 2014 The Go Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.

package cgotest

import _ "unsafe"

//go:linkname lockedOSThread runtime.lockedOSThread
//extern runtime_lockedOSThread

	}
	p := C.CString(s)
	defer C.free(unsafe.Pointer(p))
	if C.mpz_set_str(&z.i[0], p, C.int(base)) < 0 {
		return os.ErrInvalid
	}
	return nil
}

// String returns the decimal representation of z.
func (z *Int) String() string {
	if z == nil {
		return "nil"
	}
	z.doinit()
	p := C.mpz_get_str(nil, 10, &z.i[0])
	s := C.GoString(p)
	C.free(unsafe.Pointer(p))
	return s
}

	xCFNumberRef = C.CFNumberCreate(C.kCFAllocatorSystemDefault, C.kCFNumberSInt64Type, unsafe.Pointer(&v))
	//fmt.Printf("CFNumberRef: %x\n", uintptr(unsafe.Pointer(xCFNumberRef)))
}

var xCFNumberRef C.CFNumberRef

func testCFDateRef() {
	xCFDateRef = C.CFDateCreate(C.kCFAllocatorSystemDefault, 0) // 0 value is 1 Jan 2001 00:00:00 GMT
	//fmt.Printf("CFDateRef: %x\n", uintptr(unsafe.Pointer(xCFDateRef)))
}

var xCFDateRef C.CFDateRef

pkg reflect, func SliceAt(Type, unsafe.Pointer, int) Value #61308...

// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.

package main

import (
	"fmt"
	"os"
)

func main() {
	if len(os.Args) != 2 {
		fatal("usage: callback testname")
	}
	switch os.Args[1] {
	default:
		fatal("unknown test %q", os.Args[1])
	case "Call":
		testCall()
	case "Callback":
		testCallback()
	}
	println("OK")
}

#
# See also golang.org/x/build/cmd/genbootstrap, which is used
# to generate bootstrap tgz files for builders.

set -e

if [ "$GOOS" = "" -o "$GOARCH" = "" ]; then
	echo "usage: GOOS=os GOARCH=arch ./bootstrap.bash [-force]" >&2
	exit 2
fi

forceflag=""
if [ "$1" = "-force" ]; then
	forceflag=-force
	shift
fi

targ="../../go-${GOOS}-${GOARCH}-bootstrap"
if [ -e $targ ]; then

	"os"
	"strings"

	"cmd/internal/buildid"
)

func usage() {
	fmt.Fprintf(os.Stderr, "usage: go tool buildid [-w] file\n")
	flag.PrintDefaults()
	os.Exit(2)
}

var wflag = flag.Bool("w", false, "write build ID")

func main() {
	log.SetPrefix("buildid: ")
	log.SetFlags(0)
	flag.Usage = usage
	flag.Parse()
	if flag.NArg() != 1 {
		usage()
	}

	file := flag.Arg(0)
	id, err := buildid.ReadFile(file)